Results 41 to 50 of about 1,328 (246)

Meniscus‐Guided Interfacial Ring‐by‐Ring Assembly for In Situ Fabrication of Tubular Hydrogels

open access: yesAdvanced Materials, EarlyView.
A tubular hydrogel fabrication method leveraging the meniscus effect at the oil‐water interface is presented. UV irradiation across the concave surface of the photocurable hydrogel precursor induces the formation of ring‐like hydrogel structures. Sequential ring‐by‐ring assembly within microchannels enables the construction of arteriole‐scale hydrogel ...
Yuki Kamiya   +2 more
wiley   +1 more source

Spheroid‐On‐A‐Drop: A Modular Droplet Microfluidics Platform

open access: yesAdvanced Materials Technologies, EarlyView.
The proposed Spheroid‐on‐a‐Drop platform represents a reproducible and tunable platform for the fabrication of biocompatible GelMA‐based microgels, able to support controlled 3D tumor spheroid culture. Its precise control over droplet dynamics and cell distribution paves the way for advanced applications in tissue modeling, drug screening, and ...
A. Fergola   +8 more
wiley   +1 more source

Frosting Performance of Fin-and-Tube Evaporators with Small Copper Tubes Diameter [PDF]

open access: yes, 2012
In modern heat pump systems, the heat exchangers use enhanced heat transfer surfaces for both air and refrigerant sides. In air conditioning applications, conventional 9.5 mm (3/8 inch) tube diameter fin-and-tube coils are slowly being replaced by ...
Cremaschi, Lorenzo   +4 more
core   +1 more source

Collagen‐Based Gut‐on‐Chip for In Vitro Modeling of Intestinal Barrier Function and Host‐Pathogen Interactions

open access: yesAdvanced Materials Technologies, EarlyView.
A collagen‐based gut‐on‐chip model replicates the intestinal extracellular matrix, supporting villi‐like structures, tight junctions, and mucin production. This biomimetic platform enables rapid epithelial differentiation and functional barrier formation.
Fernanda López García   +4 more
wiley   +1 more source

Possibilities of Heat Transfer Augmentation in Heat Exchangers with Minichannels for Marine Applications

open access: yesPolish Maritime Research, 2017
In the paper, new trends in the development of microchannel heat exchangers are presented. The exchangers developed in this way can be applied in marine industry.
Mikielewicz Dariusz, Wajs Jan
doaj   +1 more source

The effect of 10µm microchannel on thermo-hydraulic performance for singlephase flow in semi-circular cross-section serpentine

open access: yesJournal of Mechanical Engineering and Sciences, 2018
A microchannel heat exchanger, which offers various engineering applications, such as heating, ventilation and air-conditioning, is increasingly important due to its advantages in cost reduction for material, fabrication, and physical size.
S.M. Chan, K.H. Chong, Basil T. Wong
doaj   +1 more source

Numerical Investigation on Flow Boiling Heat Transfer in Elliptic Microchannel Heat Exchanger with Micro Fins

open access: yesChemical Engineering Transactions, 2022
The results of numerical research on boiling heat transfer of R410A refrigerant in an elliptic tube with four microchannels and micro fins are presented in this paper.
Bingcheng Li   +5 more
doaj   +1 more source

Design and optimization of a micro heat sink for concentrating photovoltaic/thermal (CPVT) systems [PDF]

open access: yes, 2011
This paper was presented at the 3rd Micro and Nano Flows Conference (MNF2011), which was held at the Makedonia Palace Hotel, Thessaloniki in Greece.
Belessiotis, V   +4 more
core  

Flexible Tactile Actuator Arrays With Integrated Electroosmotic Pumps for Wearable Haptic Systems

open access: yesAdvanced Materials Technologies, EarlyView.
1 ×$\times$ 9 and 4 ×$\times$ 4 flexible tactile actuator arrays integrating electroosmotic pumps are developed to deliver pressure and vibration feedback on wearable platforms. Their thin, compliant structure conforms seamlessly to curved body surfaces, providing intimate contact and enhanced haptic sensations.
Heejin Yu, Joonbum Bae
wiley   +1 more source

Study of the axial heat conduction in parallel flow microchannel heat exchanger

open access: yesJournal of King Saud University: Engineering Sciences, 2014
In this paper the axial heat conduction in an isosceles right triangular microchannel heat exchanger is numerically investigated, for laminar, 3D, incompressible, single-phase, steady state flow.
Mushtaq Ismael Hasan   +2 more
doaj   +1 more source

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